Home / 117,739.04-176,614.65-38,859.41

Finding the Fourth Proportional to 117,739.04, 176,614.65 and 38,859.41

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Solution

The fourth proportional to 117,739.04, 176,614.65 and 38,859.41 is: 58,291.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,739.04 : 176,614.65 = 38,859.41 : x
  2. Step 2: Convert to fraction form
    117,739.04/176,614.65 = 38,859.41/x
  3. Step 3: Cross multiply
    117,739.04x = 176,614.65 × 38,859.41
  4. Step 4: Simplify right side
    117,739.04x = 6,863,140,213.28
  5. Step 5: Solve for x
    x = 6,863,140,213.28/117,739.04
  6. Step 6: Final answer
    x = 58,291.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.